Cummins Service Products Catalog – Tool ST 880Injector Sleeve Expander

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Engine Family: N14, NH, NT, V28, V378, V555, V903, V504, L10

This tool is used to “roll” or expand the upper portion of the injector sleeve when new sleeves are installed. This operation assures the necessary seal of the sleeve to the cylinder head to prevent coolant leaks.

Ref. No. Part No. Description
1 ST 880-1  Cage 
2 ST 880-2  Roller 
3 ST 880-3  Collar 
6 ST 880-6  Thrust Nut 
7 ST 880-7  Mandrel 
Last Modified:  08-Mar-2004